import board
import digitalio
import neopixel
led = neopixel.NeoPixel(board.D8, 10, brightness=0.3)
entrada = digitalio.DigitalInOut(board.A1)
entrada.direction = digitalio.Direction.INPUT
entrada.pull = digitalio.Pull.DOWN
while True:
    if entrada.value:
        led[0] = (255, 0, 0)
    else:
        led[0] = (0, 0, 0)